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FFmpeg/libswscale/ppc/swscale_vsx.c

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/*
* AltiVec-enhanced yuv2yuvX
*
* Copyright (C) 2004 Romain Dolbeau <romain@dolbeau.org>
* based on the equivalent C code in swscale.c
*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <inttypes.h>
#include "config.h"
#include "libswscale/swscale.h"
#include "libswscale/swscale_internal.h"
#include "libavutil/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/mem_internal.h"
#include "yuv2rgb_altivec.h"
#include "libavutil/ppc/util_altivec.h"
#if HAVE_VSX
#define vzero vec_splat_s32(0)
#if !HAVE_BIGENDIAN
#define GET_LS(a,b,c,s) {\
ls = a;\
a = vec_vsx_ld(((b) << 1) + 16, s);\
}
#define yuv2planeX_8(d1, d2, l1, src, x, perm, filter) do {\
vector signed short ls;\
vector signed int vf1, vf2, i1, i2;\
GET_LS(l1, x, perm, src);\
i1 = vec_mule(filter, ls);\
i2 = vec_mulo(filter, ls);\
vf1 = vec_mergeh(i1, i2);\
vf2 = vec_mergel(i1, i2);\
d1 = vec_add(d1, vf1);\
d2 = vec_add(d2, vf2);\
} while (0)
#define LOAD_FILTER(vf,f) {\
vf = vec_vsx_ld(joffset, f);\
}
#define LOAD_L1(ll1,s,p){\
ll1 = vec_vsx_ld(xoffset, s);\
}
// The 3 above is 2 (filterSize == 4) + 1 (sizeof(short) == 2).
// The neat trick: We only care for half the elements,
// high or low depending on (i<<3)%16 (it's 0 or 8 here),
// and we're going to use vec_mule, so we choose
// carefully how to "unpack" the elements into the even slots.
#define GET_VF4(a, vf, f) {\
vf = (vector signed short)vec_vsx_ld(a << 3, f);\
vf = vec_mergeh(vf, (vector signed short)vzero);\
}
#define FIRST_LOAD(sv, pos, s, per) {}
#define UPDATE_PTR(s0, d0, s1, d1) {}
#define LOAD_SRCV(pos, a, s, per, v0, v1, vf) {\
vf = vec_vsx_ld(pos + a, s);\
}
#define LOAD_SRCV8(pos, a, s, per, v0, v1, vf) LOAD_SRCV(pos, a, s, per, v0, v1, vf)
#define GET_VFD(a, b, f, vf0, vf1, per, vf, off) {\
vf = vec_vsx_ld((a * 2 * filterSize) + (b * 2) + off, f);\
}
#define FUNC(name) name ## _vsx
#include "swscale_ppc_template.c"
#undef FUNC
#undef vzero
#endif /* !HAVE_BIGENDIAN */
static void yuv2plane1_8_u(const int16_t *src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset, int start)
{
int i;
for (i = start; i < dstW; i++) {
int val = (src[i] + dither[(i + offset) & 7]) >> 7;
dest[i] = av_clip_uint8(val);
}
}
static void yuv2plane1_8_vsx(const int16_t *src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset)
{
const int dst_u = -(uintptr_t)dest & 15;
int i, j;
LOCAL_ALIGNED(16, int16_t, val, [16]);
const vec_u16 shifts = (vec_u16) {7, 7, 7, 7, 7, 7, 7, 7};
vec_s16 vi, vileft, ditherleft, ditherright;
vec_u8 vd;
for (j = 0; j < 16; j++) {
val[j] = dither[(dst_u + offset + j) & 7];
}
ditherleft = vec_ld(0, val);
ditherright = vec_ld(0, &val[8]);
yuv2plane1_8_u(src, dest, dst_u, dither, offset, 0);
for (i = dst_u; i < dstW - 15; i += 16) {
vi = vec_vsx_ld(0, &src[i]);
vi = vec_adds(ditherleft, vi);
vileft = vec_sra(vi, shifts);
vi = vec_vsx_ld(0, &src[i + 8]);
vi = vec_adds(ditherright, vi);
vi = vec_sra(vi, shifts);
vd = vec_packsu(vileft, vi);
vec_st(vd, 0, &dest[i]);
}
yuv2plane1_8_u(src, dest, dstW, dither, offset, i);
}
#if !HAVE_BIGENDIAN
#define output_pixel(pos, val) \
if (big_endian) { \
AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \
} else { \
AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \
}
static void yuv2plane1_nbps_u(const int16_t *src, uint16_t *dest, int dstW,
int big_endian, int output_bits, int start)
{
int i;
int shift = 15 - output_bits;
for (i = start; i < dstW; i++) {
int val = src[i] + (1 << (shift - 1));
output_pixel(&dest[i], val);
}
}
static av_always_inline void yuv2plane1_nbps_vsx(const int16_t *src,
uint16_t *dest, int dstW,
const int big_endian,
const int output_bits)
{
const int dst_u = -(uintptr_t)dest & 7;
const int shift = 15 - output_bits;
const int add = (1 << (shift - 1));
const int clip = (1 << output_bits) - 1;
const vec_u16 vadd = (vec_u16) {add, add, add, add, add, add, add, add};
const vec_u16 vswap = (vec_u16) vec_splat_u16(big_endian ? 8 : 0);
const vec_u16 vshift = (vec_u16) vec_splat_u16(shift);
const vec_u16 vlargest = (vec_u16) {clip, clip, clip, clip, clip, clip, clip, clip};
vec_u16 v;
int i;
yuv2plane1_nbps_u(src, dest, dst_u, big_endian, output_bits, 0);
for (i = dst_u; i < dstW - 7; i += 8) {
v = vec_vsx_ld(0, (const uint16_t *) &src[i]);
v = vec_add(v, vadd);
v = vec_sr(v, vshift);
v = vec_min(v, vlargest);
v = vec_rl(v, vswap);
vec_st(v, 0, &dest[i]);
}
yuv2plane1_nbps_u(src, dest, dstW, big_endian, output_bits, i);
}
static void yuv2planeX_nbps_u(const int16_t *filter, int filterSize,
const int16_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits, int start)
{
int i;
int shift = 11 + 16 - output_bits;
for (i = start; i < dstW; i++) {
int val = 1 << (shift - 1);
int j;
for (j = 0; j < filterSize; j++)
val += src[j][i] * filter[j];
output_pixel(&dest[i], val);
}
}
static void yuv2planeX_nbps_vsx(const int16_t *filter, int filterSize,
const int16_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
const int dst_u = -(uintptr_t)dest & 7;
const int shift = 11 + 16 - output_bits;
const int add = (1 << (shift - 1));
const int clip = (1 << output_bits) - 1;
const uint16_t swap = big_endian ? 8 : 0;
const vec_u32 vadd = (vec_u32) {add, add, add, add};
const vec_u32 vshift = (vec_u32) {shift, shift, shift, shift};
const vec_u16 vswap = (vec_u16) {swap, swap, swap, swap, swap, swap, swap, swap};
const vec_u16 vlargest = (vec_u16) {clip, clip, clip, clip, clip, clip, clip, clip};
const vec_s16 vzero = vec_splat_s16(0);
const vec_u8 vperm = (vec_u8) {0, 1, 8, 9, 2, 3, 10, 11, 4, 5, 12, 13, 6, 7, 14, 15};
vec_s16 vfilter[MAX_FILTER_SIZE], vin;
vec_u16 v;
vec_u32 vleft, vright, vtmp;
int i, j;
for (i = 0; i < filterSize; i++) {
vfilter[i] = (vec_s16) {filter[i], filter[i], filter[i], filter[i],
filter[i], filter[i], filter[i], filter[i]};
}
yuv2planeX_nbps_u(filter, filterSize, src, dest, dst_u, big_endian, output_bits, 0);
for (i = dst_u; i < dstW - 7; i += 8) {
vleft = vright = vadd;
for (j = 0; j < filterSize; j++) {
vin = vec_vsx_ld(0, &src[j][i]);
vtmp = (vec_u32) vec_mule(vin, vfilter[j]);
vleft = vec_add(vleft, vtmp);
vtmp = (vec_u32) vec_mulo(vin, vfilter[j]);
vright = vec_add(vright, vtmp);
}
vleft = vec_sra(vleft, vshift);
vright = vec_sra(vright, vshift);
v = vec_packsu(vleft, vright);
v = (vec_u16) vec_max((vec_s16) v, vzero);
v = vec_min(v, vlargest);
v = vec_rl(v, vswap);
v = vec_perm(v, v, vperm);
vec_st(v, 0, &dest[i]);
}
yuv2planeX_nbps_u(filter, filterSize, src, dest, dstW, big_endian, output_bits, i);
}
#undef output_pixel
#define output_pixel(pos, val, bias, signedness) \
if (big_endian) { \
AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
} else { \
AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
}
static void yuv2plane1_16_u(const int32_t *src, uint16_t *dest, int dstW,
int big_endian, int output_bits, int start)
{
int i;
const int shift = 3;
for (i = start; i < dstW; i++) {
int val = src[i] + (1 << (shift - 1));
output_pixel(&dest[i], val, 0, uint);
}
}
static av_always_inline void yuv2plane1_16_vsx(const int32_t *src,
uint16_t *dest, int dstW,
const int big_endian,
int output_bits)
{
const int dst_u = -(uintptr_t)dest & 7;
const int shift = 3;
const int add = (1 << (shift - 1));
const vec_u32 vadd = (vec_u32) {add, add, add, add};
const vec_u16 vswap = (vec_u16) vec_splat_u16(big_endian ? 8 : 0);
const vec_u32 vshift = (vec_u32) vec_splat_u32(shift);
vec_u32 v, v2;
vec_u16 vd;
int i;
yuv2plane1_16_u(src, dest, dst_u, big_endian, output_bits, 0);
for (i = dst_u; i < dstW - 7; i += 8) {
v = vec_vsx_ld(0, (const uint32_t *) &src[i]);
v = vec_add(v, vadd);
v = vec_sr(v, vshift);
v2 = vec_vsx_ld(0, (const uint32_t *) &src[i + 4]);
v2 = vec_add(v2, vadd);
v2 = vec_sr(v2, vshift);
vd = vec_packsu(v, v2);
vd = vec_rl(vd, vswap);
vec_st(vd, 0, &dest[i]);
}
yuv2plane1_16_u(src, dest, dstW, big_endian, output_bits, i);
}
#if HAVE_POWER8
static void yuv2planeX_16_u(const int16_t *filter, int filterSize,
const int32_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits, int start)
{
int i;
int shift = 15;
for (i = start; i < dstW; i++) {
int val = 1 << (shift - 1);
int j;
/* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline
* filters (or anything with negative coeffs, the range can be slightly
* wider in both directions. To account for this overflow, we subtract
* a constant so it always fits in the signed range (assuming a
* reasonable filterSize), and re-add that at the end. */
val -= 0x40000000;
for (j = 0; j < filterSize; j++)
val += src[j][i] * (unsigned)filter[j];
output_pixel(&dest[i], val, 0x8000, int);
}
}
static void yuv2planeX_16_vsx(const int16_t *filter, int filterSize,
const int32_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
const int dst_u = -(uintptr_t)dest & 7;
const int shift = 15;
const int bias = 0x8000;
const int add = (1 << (shift - 1)) - 0x40000000;
const uint16_t swap = big_endian ? 8 : 0;
const vec_u32 vadd = (vec_u32) {add, add, add, add};
const vec_u32 vshift = (vec_u32) {shift, shift, shift, shift};
const vec_u16 vswap = (vec_u16) {swap, swap, swap, swap, swap, swap, swap, swap};
const vec_u16 vbias = (vec_u16) {bias, bias, bias, bias, bias, bias, bias, bias};
vec_s32 vfilter[MAX_FILTER_SIZE];
vec_u16 v;
vec_u32 vleft, vright, vtmp;
vec_s32 vin32l, vin32r;
int i, j;
for (i = 0; i < filterSize; i++) {
vfilter[i] = (vec_s32) {filter[i], filter[i], filter[i], filter[i]};
}
yuv2planeX_16_u(filter, filterSize, src, dest, dst_u, big_endian, output_bits, 0);
for (i = dst_u; i < dstW - 7; i += 8) {
vleft = vright = vadd;
for (j = 0; j < filterSize; j++) {
vin32l = vec_vsx_ld(0, &src[j][i]);
vin32r = vec_vsx_ld(0, &src[j][i + 4]);
vtmp = (vec_u32) vec_mul(vin32l, vfilter[j]);
vleft = vec_add(vleft, vtmp);
vtmp = (vec_u32) vec_mul(vin32r, vfilter[j]);
vright = vec_add(vright, vtmp);
}
vleft = vec_sra(vleft, vshift);
vright = vec_sra(vright, vshift);
v = (vec_u16) vec_packs((vec_s32) vleft, (vec_s32) vright);
v = vec_add(v, vbias);
v = vec_rl(v, vswap);
vec_st(v, 0, &dest[i]);
}
yuv2planeX_16_u(filter, filterSize, src, dest, dstW, big_endian, output_bits, i);
}
#endif /* HAVE_POWER8 */
#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \
yuv2NBPS1(bits, BE_LE, is_be, template_size, typeX_t) \
yuv2NBPSX(bits, BE_LE, is_be, template_size, typeX_t)
#define yuv2NBPS1(bits, BE_LE, is_be, template_size, typeX_t) \
static void yuv2plane1_ ## bits ## BE_LE ## _vsx(const int16_t *src, \
uint8_t *dest, int dstW, \
const uint8_t *dither, int offset) \
{ \
yuv2plane1_ ## template_size ## _vsx((const typeX_t *) src, \
(uint16_t *) dest, dstW, is_be, bits); \
}
#define yuv2NBPSX(bits, BE_LE, is_be, template_size, typeX_t) \
static void yuv2planeX_ ## bits ## BE_LE ## _vsx(const int16_t *filter, int filterSize, \
const int16_t **src, uint8_t *dest, int dstW, \
const uint8_t *dither, int offset)\
{ \
yuv2planeX_## template_size ## _vsx(filter, \
filterSize, (const typeX_t **) src, \
(uint16_t *) dest, dstW, is_be, bits); \
}
yuv2NBPS( 9, BE, 1, nbps, int16_t)
yuv2NBPS( 9, LE, 0, nbps, int16_t)
yuv2NBPS(10, BE, 1, nbps, int16_t)
yuv2NBPS(10, LE, 0, nbps, int16_t)
yuv2NBPS(12, BE, 1, nbps, int16_t)
yuv2NBPS(12, LE, 0, nbps, int16_t)
yuv2NBPS(14, BE, 1, nbps, int16_t)
yuv2NBPS(14, LE, 0, nbps, int16_t)
yuv2NBPS1(16, BE, 1, 16, int32_t)
yuv2NBPS1(16, LE, 0, 16, int32_t)
#if HAVE_POWER8
yuv2NBPSX(16, BE, 1, 16, int32_t)
yuv2NBPSX(16, LE, 0, 16, int32_t)
#endif
#define WRITERGB \
R_l = vec_max(R_l, zero32); \
R_r = vec_max(R_r, zero32); \
G_l = vec_max(G_l, zero32); \
G_r = vec_max(G_r, zero32); \
B_l = vec_max(B_l, zero32); \
B_r = vec_max(B_r, zero32); \
\
R_l = vec_min(R_l, rgbclip); \
R_r = vec_min(R_r, rgbclip); \
G_l = vec_min(G_l, rgbclip); \
G_r = vec_min(G_r, rgbclip); \
B_l = vec_min(B_l, rgbclip); \
B_r = vec_min(B_r, rgbclip); \
\
R_l = vec_sr(R_l, shift22); \
R_r = vec_sr(R_r, shift22); \
G_l = vec_sr(G_l, shift22); \
G_r = vec_sr(G_r, shift22); \
B_l = vec_sr(B_l, shift22); \
B_r = vec_sr(B_r, shift22); \
\
rd16 = vec_packsu(R_l, R_r); \
gd16 = vec_packsu(G_l, G_r); \
bd16 = vec_packsu(B_l, B_r); \
rd = vec_packsu(rd16, zero16); \
gd = vec_packsu(gd16, zero16); \
bd = vec_packsu(bd16, zero16); \
\
switch(target) { \
case AV_PIX_FMT_RGB24: \
out0 = vec_perm(rd, gd, perm3rg0); \
out0 = vec_perm(out0, bd, perm3tb0); \
out1 = vec_perm(rd, gd, perm3rg1); \
out1 = vec_perm(out1, bd, perm3tb1); \
\
vec_vsx_st(out0, 0, dest); \
vec_vsx_st(out1, 16, dest); \
\
dest += 24; \
break; \
case AV_PIX_FMT_BGR24: \
out0 = vec_perm(bd, gd, perm3rg0); \
out0 = vec_perm(out0, rd, perm3tb0); \
out1 = vec_perm(bd, gd, perm3rg1); \
out1 = vec_perm(out1, rd, perm3tb1); \
\
vec_vsx_st(out0, 0, dest); \
vec_vsx_st(out1, 16, dest); \
\
dest += 24; \
break; \
case AV_PIX_FMT_BGRA: \
out0 = vec_mergeh(bd, gd); \
out1 = vec_mergeh(rd, ad); \
\
tmp8 = (vec_u8) vec_mergeh((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 0, dest); \
tmp8 = (vec_u8) vec_mergel((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 16, dest); \
\
dest += 32; \
break; \
case AV_PIX_FMT_RGBA: \
out0 = vec_mergeh(rd, gd); \
out1 = vec_mergeh(bd, ad); \
\
tmp8 = (vec_u8) vec_mergeh((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 0, dest); \
tmp8 = (vec_u8) vec_mergel((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 16, dest); \
\
dest += 32; \
break; \
case AV_PIX_FMT_ARGB: \
out0 = vec_mergeh(ad, rd); \
out1 = vec_mergeh(gd, bd); \
\
tmp8 = (vec_u8) vec_mergeh((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 0, dest); \
tmp8 = (vec_u8) vec_mergel((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 16, dest); \
\
dest += 32; \
break; \
case AV_PIX_FMT_ABGR: \
out0 = vec_mergeh(ad, bd); \
out1 = vec_mergeh(gd, rd); \
\
tmp8 = (vec_u8) vec_mergeh((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 0, dest); \
tmp8 = (vec_u8) vec_mergel((vec_u16) out0, (vec_u16) out1); \
vec_vsx_st(tmp8, 16, dest); \
\
dest += 32; \
break; \
}
static av_always_inline void
yuv2rgb_full_X_vsx_template(SwsInternal *c, const int16_t *lumFilter,
const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrUSrc,
const int16_t **chrVSrc, int chrFilterSize,
const int16_t **alpSrc, uint8_t *dest,
int dstW, int y, enum AVPixelFormat target, int hasAlpha)
{
vec_s16 vv;
vec_s32 vy32_l, vy32_r, vu32_l, vu32_r, vv32_l, vv32_r, tmp32;
vec_s32 R_l, R_r, G_l, G_r, B_l, B_r;
vec_s32 tmp, tmp2, tmp3, tmp4;
vec_u16 rd16, gd16, bd16;
vec_u8 rd, bd, gd, ad, out0, out1, tmp8;
vec_s16 vlumFilter[MAX_FILTER_SIZE], vchrFilter[MAX_FILTER_SIZE];
const vec_s32 ystart = vec_splats(1 << 9);
const vec_s32 uvstart = vec_splats((1 << 9) - (128 << 19));
const vec_u16 zero16 = vec_splat_u16(0);
const vec_s32 y_offset = vec_splats(c->yuv2rgb_y_offset);
const vec_s32 y_coeff = vec_splats(c->yuv2rgb_y_coeff);
const vec_s32 y_add = vec_splats(1 << 21);
const vec_s32 v2r_coeff = vec_splats(c->yuv2rgb_v2r_coeff);
const vec_s32 v2g_coeff = vec_splats(c->yuv2rgb_v2g_coeff);
const vec_s32 u2g_coeff = vec_splats(c->yuv2rgb_u2g_coeff);
const vec_s32 u2b_coeff = vec_splats(c->yuv2rgb_u2b_coeff);
const vec_s32 rgbclip = vec_splats(1 << 30);
const vec_s32 zero32 = vec_splat_s32(0);
const vec_u32 shift22 = vec_splats(22U);
const vec_u32 shift10 = vec_splat_u32(10);
int i, j;
// Various permutations
const vec_u8 perm3rg0 = (vec_u8) {0x0, 0x10, 0,
0x1, 0x11, 0,
0x2, 0x12, 0,
0x3, 0x13, 0,
0x4, 0x14, 0,
0x5 };
const vec_u8 perm3rg1 = (vec_u8) { 0x15, 0,
0x6, 0x16, 0,
0x7, 0x17, 0 };
const vec_u8 perm3tb0 = (vec_u8) {0x0, 0x1, 0x10,
0x3, 0x4, 0x11,
0x6, 0x7, 0x12,
0x9, 0xa, 0x13,
0xc, 0xd, 0x14,
0xf };
const vec_u8 perm3tb1 = (vec_u8) { 0x0, 0x15,
0x2, 0x3, 0x16,
0x5, 0x6, 0x17 };
ad = vec_splats((uint8_t) 255);
for (i = 0; i < lumFilterSize; i++)
vlumFilter[i] = vec_splats(lumFilter[i]);
for (i = 0; i < chrFilterSize; i++)
vchrFilter[i] = vec_splats(chrFilter[i]);
for (i = 0; i < dstW; i += 8) {
vy32_l =
vy32_r = ystart;
vu32_l =
vu32_r =
vv32_l =
vv32_r = uvstart;
for (j = 0; j < lumFilterSize; j++) {
vv = vec_ld(0, &lumSrc[j][i]);
tmp = vec_mule(vv, vlumFilter[j]);
tmp2 = vec_mulo(vv, vlumFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vy32_l = vec_adds(vy32_l, tmp3);
vy32_r = vec_adds(vy32_r, tmp4);
}
for (j = 0; j < chrFilterSize; j++) {
vv = vec_ld(0, &chrUSrc[j][i]);
tmp = vec_mule(vv, vchrFilter[j]);
tmp2 = vec_mulo(vv, vchrFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vu32_l = vec_adds(vu32_l, tmp3);
vu32_r = vec_adds(vu32_r, tmp4);
vv = vec_ld(0, &chrVSrc[j][i]);
tmp = vec_mule(vv, vchrFilter[j]);
tmp2 = vec_mulo(vv, vchrFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vv32_l = vec_adds(vv32_l, tmp3);
vv32_r = vec_adds(vv32_r, tmp4);
}
vy32_l = vec_sra(vy32_l, shift10);
vy32_r = vec_sra(vy32_r, shift10);
vu32_l = vec_sra(vu32_l, shift10);
vu32_r = vec_sra(vu32_r, shift10);
vv32_l = vec_sra(vv32_l, shift10);
vv32_r = vec_sra(vv32_r, shift10);
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
R_l = vec_mul(vv32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vv32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vv32_l, v2g_coeff);
tmp32 = vec_mul(vu32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vv32_r, v2g_coeff);
tmp32 = vec_mul(vu32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vu32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vu32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
}
}
#define SETUP(x, buf0, alpha1, buf1, alpha) { \
x = vec_ld(0, buf0); \
tmp = vec_mule(x, alpha1); \
tmp2 = vec_mulo(x, alpha1); \
tmp3 = vec_mergeh(tmp, tmp2); \
tmp4 = vec_mergel(tmp, tmp2); \
\
x = vec_ld(0, buf1); \
tmp = vec_mule(x, alpha); \
tmp2 = vec_mulo(x, alpha); \
tmp5 = vec_mergeh(tmp, tmp2); \
tmp6 = vec_mergel(tmp, tmp2); \
\
tmp3 = vec_add(tmp3, tmp5); \
tmp4 = vec_add(tmp4, tmp6); \
}
static av_always_inline void
yuv2rgb_full_2_vsx_template(SwsInternal *c, const int16_t *buf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf[2], uint8_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum AVPixelFormat target, int hasAlpha)
{
const int16_t *buf0 = buf[0], *buf1 = buf[1],
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
*abuf0 = hasAlpha ? abuf[0] : NULL,
*abuf1 = hasAlpha ? abuf[1] : NULL;
const int16_t yalpha1 = 4096 - yalpha;
const int16_t uvalpha1 = 4096 - uvalpha;
vec_s16 vy, vu, vv, A = vec_splat_s16(0);
vec_s32 vy32_l, vy32_r, vu32_l, vu32_r, vv32_l, vv32_r, tmp32;
vec_s32 R_l, R_r, G_l, G_r, B_l, B_r;
vec_s32 tmp, tmp2, tmp3, tmp4, tmp5, tmp6;
vec_u16 rd16, gd16, bd16;
vec_u8 rd, bd, gd, ad, out0, out1, tmp8;
const vec_s16 vyalpha1 = vec_splats(yalpha1);
const vec_s16 vuvalpha1 = vec_splats(uvalpha1);
const vec_s16 vyalpha = vec_splats((int16_t) yalpha);
const vec_s16 vuvalpha = vec_splats((int16_t) uvalpha);
const vec_u16 zero16 = vec_splat_u16(0);
const vec_s32 y_offset = vec_splats(c->yuv2rgb_y_offset);
const vec_s32 y_coeff = vec_splats(c->yuv2rgb_y_coeff);
const vec_s32 y_add = vec_splats(1 << 21);
const vec_s32 v2r_coeff = vec_splats(c->yuv2rgb_v2r_coeff);
const vec_s32 v2g_coeff = vec_splats(c->yuv2rgb_v2g_coeff);
const vec_s32 u2g_coeff = vec_splats(c->yuv2rgb_u2g_coeff);
const vec_s32 u2b_coeff = vec_splats(c->yuv2rgb_u2b_coeff);
const vec_s32 rgbclip = vec_splats(1 << 30);
const vec_s32 zero32 = vec_splat_s32(0);
const vec_u32 shift19 = vec_splats(19U);
const vec_u32 shift22 = vec_splats(22U);
const vec_u32 shift10 = vec_splat_u32(10);
const vec_s32 dec128 = vec_splats(128 << 19);
const vec_s32 add18 = vec_splats(1 << 18);
int i;
// Various permutations
const vec_u8 perm3rg0 = (vec_u8) {0x0, 0x10, 0,
0x1, 0x11, 0,
0x2, 0x12, 0,
0x3, 0x13, 0,
0x4, 0x14, 0,
0x5 };
const vec_u8 perm3rg1 = (vec_u8) { 0x15, 0,
0x6, 0x16, 0,
0x7, 0x17, 0 };
const vec_u8 perm3tb0 = (vec_u8) {0x0, 0x1, 0x10,
0x3, 0x4, 0x11,
0x6, 0x7, 0x12,
0x9, 0xa, 0x13,
0xc, 0xd, 0x14,
0xf };
const vec_u8 perm3tb1 = (vec_u8) { 0x0, 0x15,
0x2, 0x3, 0x16,
0x5, 0x6, 0x17 };
av_assert2(yalpha <= 4096U);
av_assert2(uvalpha <= 4096U);
for (i = 0; i < dstW; i += 8) {
SETUP(vy, &buf0[i], vyalpha1, &buf1[i], vyalpha);
vy32_l = vec_sra(tmp3, shift10);
vy32_r = vec_sra(tmp4, shift10);
SETUP(vu, &ubuf0[i], vuvalpha1, &ubuf1[i], vuvalpha);
tmp3 = vec_sub(tmp3, dec128);
tmp4 = vec_sub(tmp4, dec128);
vu32_l = vec_sra(tmp3, shift10);
vu32_r = vec_sra(tmp4, shift10);
SETUP(vv, &vbuf0[i], vuvalpha1, &vbuf1[i], vuvalpha);
tmp3 = vec_sub(tmp3, dec128);
tmp4 = vec_sub(tmp4, dec128);
vv32_l = vec_sra(tmp3, shift10);
vv32_r = vec_sra(tmp4, shift10);
if (hasAlpha) {
SETUP(A, &abuf0[i], vyalpha1, &abuf1[i], vyalpha);
tmp3 = vec_add(tmp3, add18);
tmp4 = vec_add(tmp4, add18);
tmp3 = vec_sra(tmp3, shift19);
tmp4 = vec_sra(tmp4, shift19);
A = vec_packs(tmp3, tmp4);
ad = vec_packsu(A, (vec_s16) zero16);
} else {
ad = vec_splats((uint8_t) 255);
}
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
R_l = vec_mul(vv32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vv32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vv32_l, v2g_coeff);
tmp32 = vec_mul(vu32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vv32_r, v2g_coeff);
tmp32 = vec_mul(vu32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vu32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vu32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
}
}
static av_always_inline void
yuv2rgb_2_vsx_template(SwsInternal *c, const int16_t *buf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf[2], uint8_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum AVPixelFormat target, int hasAlpha)
{
const int16_t *buf0 = buf[0], *buf1 = buf[1],
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1],
*abuf0 = hasAlpha ? abuf[0] : NULL,
*abuf1 = hasAlpha ? abuf[1] : NULL;
const int16_t yalpha1 = 4096 - yalpha;
const int16_t uvalpha1 = 4096 - uvalpha;
vec_s16 vy, vu, vv, A = vec_splat_s16(0);
vec_s32 vy32_l, vy32_r, vu32_l, vu32_r, vv32_l, vv32_r, tmp32;
vec_s32 R_l, R_r, G_l, G_r, B_l, B_r, vud32_l, vud32_r, vvd32_l, vvd32_r;
vec_s32 tmp, tmp2, tmp3, tmp4, tmp5, tmp6;
vec_u16 rd16, gd16, bd16;
vec_u8 rd, bd, gd, ad, out0, out1, tmp8;
const vec_s16 vyalpha1 = vec_splats(yalpha1);
const vec_s16 vuvalpha1 = vec_splats(uvalpha1);
const vec_s16 vyalpha = vec_splats((int16_t) yalpha);
const vec_s16 vuvalpha = vec_splats((int16_t) uvalpha);
const vec_u16 zero16 = vec_splat_u16(0);
const vec_s32 y_offset = vec_splats(c->yuv2rgb_y_offset);
const vec_s32 y_coeff = vec_splats(c->yuv2rgb_y_coeff);
const vec_s32 y_add = vec_splats(1 << 21);
const vec_s32 v2r_coeff = vec_splats(c->yuv2rgb_v2r_coeff);
const vec_s32 v2g_coeff = vec_splats(c->yuv2rgb_v2g_coeff);
const vec_s32 u2g_coeff = vec_splats(c->yuv2rgb_u2g_coeff);
const vec_s32 u2b_coeff = vec_splats(c->yuv2rgb_u2b_coeff);
const vec_s32 rgbclip = vec_splats(1 << 30);
const vec_s32 zero32 = vec_splat_s32(0);
const vec_u32 shift19 = vec_splats(19U);
const vec_u32 shift22 = vec_splats(22U);
const vec_u32 shift10 = vec_splat_u32(10);
const vec_s32 dec128 = vec_splats(128 << 19);
const vec_s32 add18 = vec_splats(1 << 18);
int i;
// Various permutations
const vec_u8 doubleleft = (vec_u8) {0, 1, 2, 3,
0, 1, 2, 3,
4, 5, 6, 7,
4, 5, 6, 7 };
const vec_u8 doubleright = (vec_u8) {8, 9, 10, 11,
8, 9, 10, 11,
12, 13, 14, 15,
12, 13, 14, 15 };
const vec_u8 perm3rg0 = (vec_u8) {0x0, 0x10, 0,
0x1, 0x11, 0,
0x2, 0x12, 0,
0x3, 0x13, 0,
0x4, 0x14, 0,
0x5 };
const vec_u8 perm3rg1 = (vec_u8) { 0x15, 0,
0x6, 0x16, 0,
0x7, 0x17, 0 };
const vec_u8 perm3tb0 = (vec_u8) {0x0, 0x1, 0x10,
0x3, 0x4, 0x11,
0x6, 0x7, 0x12,
0x9, 0xa, 0x13,
0xc, 0xd, 0x14,
0xf };
const vec_u8 perm3tb1 = (vec_u8) { 0x0, 0x15,
0x2, 0x3, 0x16,
0x5, 0x6, 0x17 };
av_assert2(yalpha <= 4096U);
av_assert2(uvalpha <= 4096U);
for (i = 0; i < (dstW + 1) >> 1; i += 8) {
SETUP(vy, &buf0[i * 2], vyalpha1, &buf1[i * 2], vyalpha);
vy32_l = vec_sra(tmp3, shift10);
vy32_r = vec_sra(tmp4, shift10);
SETUP(vu, &ubuf0[i], vuvalpha1, &ubuf1[i], vuvalpha);
tmp3 = vec_sub(tmp3, dec128);
tmp4 = vec_sub(tmp4, dec128);
vu32_l = vec_sra(tmp3, shift10);
vu32_r = vec_sra(tmp4, shift10);
SETUP(vv, &vbuf0[i], vuvalpha1, &vbuf1[i], vuvalpha);
tmp3 = vec_sub(tmp3, dec128);
tmp4 = vec_sub(tmp4, dec128);
vv32_l = vec_sra(tmp3, shift10);
vv32_r = vec_sra(tmp4, shift10);
if (hasAlpha) {
SETUP(A, &abuf0[i], vyalpha1, &abuf1[i], vyalpha);
tmp3 = vec_add(tmp3, add18);
tmp4 = vec_add(tmp4, add18);
tmp3 = vec_sra(tmp3, shift19);
tmp4 = vec_sra(tmp4, shift19);
A = vec_packs(tmp3, tmp4);
ad = vec_packsu(A, (vec_s16) zero16);
} else {
ad = vec_splats((uint8_t) 255);
}
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
// Use the first UV half
vud32_l = vec_perm(vu32_l, vu32_l, doubleleft);
vud32_r = vec_perm(vu32_l, vu32_l, doubleright);
vvd32_l = vec_perm(vv32_l, vv32_l, doubleleft);
vvd32_r = vec_perm(vv32_l, vv32_l, doubleright);
R_l = vec_mul(vvd32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vvd32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vvd32_l, v2g_coeff);
tmp32 = vec_mul(vud32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vvd32_r, v2g_coeff);
tmp32 = vec_mul(vud32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vud32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vud32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
// New Y for the second half
SETUP(vy, &buf0[i * 2 + 8], vyalpha1, &buf1[i * 2 + 8], vyalpha);
vy32_l = vec_sra(tmp3, shift10);
vy32_r = vec_sra(tmp4, shift10);
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
// Second UV half
vud32_l = vec_perm(vu32_r, vu32_r, doubleleft);
vud32_r = vec_perm(vu32_r, vu32_r, doubleright);
vvd32_l = vec_perm(vv32_r, vv32_r, doubleleft);
vvd32_r = vec_perm(vv32_r, vv32_r, doubleright);
R_l = vec_mul(vvd32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vvd32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vvd32_l, v2g_coeff);
tmp32 = vec_mul(vud32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vvd32_r, v2g_coeff);
tmp32 = vec_mul(vud32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vud32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vud32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
}
}
#undef SETUP
static av_always_inline void
yuv2rgb_full_1_vsx_template(SwsInternal *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest, int dstW,
int uvalpha, int y, enum AVPixelFormat target,
int hasAlpha)
{
const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
vec_s16 vy, vu, vv, A = vec_splat_s16(0), tmp16;
vec_s32 vy32_l, vy32_r, vu32_l, vu32_r, vv32_l, vv32_r, tmp32, tmp32_2;
vec_s32 R_l, R_r, G_l, G_r, B_l, B_r;
vec_u16 rd16, gd16, bd16;
vec_u8 rd, bd, gd, ad, out0, out1, tmp8;
const vec_u16 zero16 = vec_splat_u16(0);
const vec_s32 y_offset = vec_splats(c->yuv2rgb_y_offset);
const vec_s32 y_coeff = vec_splats(c->yuv2rgb_y_coeff);
const vec_s32 y_add = vec_splats(1 << 21);
const vec_s32 v2r_coeff = vec_splats(c->yuv2rgb_v2r_coeff);
const vec_s32 v2g_coeff = vec_splats(c->yuv2rgb_v2g_coeff);
const vec_s32 u2g_coeff = vec_splats(c->yuv2rgb_u2g_coeff);
const vec_s32 u2b_coeff = vec_splats(c->yuv2rgb_u2b_coeff);
const vec_s32 rgbclip = vec_splats(1 << 30);
const vec_s32 zero32 = vec_splat_s32(0);
const vec_u32 shift2 = vec_splat_u32(2);
const vec_u32 shift22 = vec_splats(22U);
const vec_u16 sub7 = vec_splats((uint16_t) (128 << 7));
const vec_u16 sub8 = vec_splats((uint16_t) (128 << 8));
const vec_s16 mul4 = vec_splat_s16(4);
const vec_s16 mul8 = vec_splat_s16(8);
const vec_s16 add64 = vec_splat_s16(64);
const vec_u16 shift7 = vec_splat_u16(7);
const vec_s16 max255 = vec_splat_s16(255);
int i;
// Various permutations
const vec_u8 perm3rg0 = (vec_u8) {0x0, 0x10, 0,
0x1, 0x11, 0,
0x2, 0x12, 0,
0x3, 0x13, 0,
0x4, 0x14, 0,
0x5 };
const vec_u8 perm3rg1 = (vec_u8) { 0x15, 0,
0x6, 0x16, 0,
0x7, 0x17, 0 };
const vec_u8 perm3tb0 = (vec_u8) {0x0, 0x1, 0x10,
0x3, 0x4, 0x11,
0x6, 0x7, 0x12,
0x9, 0xa, 0x13,
0xc, 0xd, 0x14,
0xf };
const vec_u8 perm3tb1 = (vec_u8) { 0x0, 0x15,
0x2, 0x3, 0x16,
0x5, 0x6, 0x17 };
for (i = 0; i < dstW; i += 8) { // The x86 asm also overwrites padding bytes.
vy = vec_ld(0, &buf0[i]);
vy32_l = vec_unpackh(vy);
vy32_r = vec_unpackl(vy);
vy32_l = vec_sl(vy32_l, shift2);
vy32_r = vec_sl(vy32_r, shift2);
vu = vec_ld(0, &ubuf0[i]);
vv = vec_ld(0, &vbuf0[i]);
if (uvalpha < 2048) {
vu = (vec_s16) vec_sub((vec_u16) vu, sub7);
vv = (vec_s16) vec_sub((vec_u16) vv, sub7);
tmp32 = vec_mule(vu, mul4);
tmp32_2 = vec_mulo(vu, mul4);
vu32_l = vec_mergeh(tmp32, tmp32_2);
vu32_r = vec_mergel(tmp32, tmp32_2);
tmp32 = vec_mule(vv, mul4);
tmp32_2 = vec_mulo(vv, mul4);
vv32_l = vec_mergeh(tmp32, tmp32_2);
vv32_r = vec_mergel(tmp32, tmp32_2);
} else {
tmp16 = vec_ld(0, &ubuf1[i]);
vu = vec_add(vu, tmp16);
vu = (vec_s16) vec_sub((vec_u16) vu, sub8);
tmp16 = vec_ld(0, &vbuf1[i]);
vv = vec_add(vv, tmp16);
vv = (vec_s16) vec_sub((vec_u16) vv, sub8);
vu32_l = vec_mule(vu, mul8);
vu32_r = vec_mulo(vu, mul8);
vv32_l = vec_mule(vv, mul8);
vv32_r = vec_mulo(vv, mul8);
}
if (hasAlpha) {
A = vec_ld(0, &abuf0[i]);
A = vec_add(A, add64);
A = vec_sr(A, shift7);
A = vec_max(A, max255);
ad = vec_packsu(A, (vec_s16) zero16);
} else {
ad = vec_splats((uint8_t) 255);
}
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
R_l = vec_mul(vv32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vv32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vv32_l, v2g_coeff);
tmp32 = vec_mul(vu32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vv32_r, v2g_coeff);
tmp32 = vec_mul(vu32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vu32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vu32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
}
}
static av_always_inline void
yuv2rgb_1_vsx_template(SwsInternal *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest, int dstW,
int uvalpha, int y, enum AVPixelFormat target,
int hasAlpha)
{
const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
vec_s16 vy, vu, vv, A = vec_splat_s16(0), tmp16;
vec_s32 vy32_l, vy32_r, vu32_l, vu32_r, vv32_l, vv32_r, tmp32, tmp32_2;
vec_s32 vud32_l, vud32_r, vvd32_l, vvd32_r;
vec_s32 R_l, R_r, G_l, G_r, B_l, B_r;
vec_u16 rd16, gd16, bd16;
vec_u8 rd, bd, gd, ad, out0, out1, tmp8;
const vec_u16 zero16 = vec_splat_u16(0);
const vec_s32 y_offset = vec_splats(c->yuv2rgb_y_offset);
const vec_s32 y_coeff = vec_splats(c->yuv2rgb_y_coeff);
const vec_s32 y_add = vec_splats(1 << 21);
const vec_s32 v2r_coeff = vec_splats(c->yuv2rgb_v2r_coeff);
const vec_s32 v2g_coeff = vec_splats(c->yuv2rgb_v2g_coeff);
const vec_s32 u2g_coeff = vec_splats(c->yuv2rgb_u2g_coeff);
const vec_s32 u2b_coeff = vec_splats(c->yuv2rgb_u2b_coeff);
const vec_s32 rgbclip = vec_splats(1 << 30);
const vec_s32 zero32 = vec_splat_s32(0);
const vec_u32 shift2 = vec_splat_u32(2);
const vec_u32 shift22 = vec_splats(22U);
const vec_u16 sub7 = vec_splats((uint16_t) (128 << 7));
const vec_u16 sub8 = vec_splats((uint16_t) (128 << 8));
const vec_s16 mul4 = vec_splat_s16(4);
const vec_s16 mul8 = vec_splat_s16(8);
const vec_s16 add64 = vec_splat_s16(64);
const vec_u16 shift7 = vec_splat_u16(7);
const vec_s16 max255 = vec_splat_s16(255);
int i;
// Various permutations
const vec_u8 doubleleft = (vec_u8) {0, 1, 2, 3,
0, 1, 2, 3,
4, 5, 6, 7,
4, 5, 6, 7 };
const vec_u8 doubleright = (vec_u8) {8, 9, 10, 11,
8, 9, 10, 11,
12, 13, 14, 15,
12, 13, 14, 15 };
const vec_u8 perm3rg0 = (vec_u8) {0x0, 0x10, 0,
0x1, 0x11, 0,
0x2, 0x12, 0,
0x3, 0x13, 0,
0x4, 0x14, 0,
0x5 };
const vec_u8 perm3rg1 = (vec_u8) { 0x15, 0,
0x6, 0x16, 0,
0x7, 0x17, 0 };
const vec_u8 perm3tb0 = (vec_u8) {0x0, 0x1, 0x10,
0x3, 0x4, 0x11,
0x6, 0x7, 0x12,
0x9, 0xa, 0x13,
0xc, 0xd, 0x14,
0xf };
const vec_u8 perm3tb1 = (vec_u8) { 0x0, 0x15,
0x2, 0x3, 0x16,
0x5, 0x6, 0x17 };
for (i = 0; i < (dstW + 1) >> 1; i += 8) { // The x86 asm also overwrites padding bytes.
vy = vec_ld(0, &buf0[i * 2]);
vy32_l = vec_unpackh(vy);
vy32_r = vec_unpackl(vy);
vy32_l = vec_sl(vy32_l, shift2);
vy32_r = vec_sl(vy32_r, shift2);
vu = vec_ld(0, &ubuf0[i]);
vv = vec_ld(0, &vbuf0[i]);
if (uvalpha < 2048) {
vu = (vec_s16) vec_sub((vec_u16) vu, sub7);
vv = (vec_s16) vec_sub((vec_u16) vv, sub7);
tmp32 = vec_mule(vu, mul4);
tmp32_2 = vec_mulo(vu, mul4);
vu32_l = vec_mergeh(tmp32, tmp32_2);
vu32_r = vec_mergel(tmp32, tmp32_2);
tmp32 = vec_mule(vv, mul4);
tmp32_2 = vec_mulo(vv, mul4);
vv32_l = vec_mergeh(tmp32, tmp32_2);
vv32_r = vec_mergel(tmp32, tmp32_2);
} else {
tmp16 = vec_ld(0, &ubuf1[i]);
vu = vec_add(vu, tmp16);
vu = (vec_s16) vec_sub((vec_u16) vu, sub8);
tmp16 = vec_ld(0, &vbuf1[i]);
vv = vec_add(vv, tmp16);
vv = (vec_s16) vec_sub((vec_u16) vv, sub8);
vu32_l = vec_mule(vu, mul8);
vu32_r = vec_mulo(vu, mul8);
vv32_l = vec_mule(vv, mul8);
vv32_r = vec_mulo(vv, mul8);
}
if (hasAlpha) {
A = vec_ld(0, &abuf0[i]);
A = vec_add(A, add64);
A = vec_sr(A, shift7);
A = vec_max(A, max255);
ad = vec_packsu(A, (vec_s16) zero16);
} else {
ad = vec_splats((uint8_t) 255);
}
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
// Use the first UV half
vud32_l = vec_perm(vu32_l, vu32_l, doubleleft);
vud32_r = vec_perm(vu32_l, vu32_l, doubleright);
vvd32_l = vec_perm(vv32_l, vv32_l, doubleleft);
vvd32_r = vec_perm(vv32_l, vv32_l, doubleright);
R_l = vec_mul(vvd32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vvd32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vvd32_l, v2g_coeff);
tmp32 = vec_mul(vud32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vvd32_r, v2g_coeff);
tmp32 = vec_mul(vud32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vud32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vud32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
// New Y for the second half
vy = vec_ld(16, &buf0[i * 2]);
vy32_l = vec_unpackh(vy);
vy32_r = vec_unpackl(vy);
vy32_l = vec_sl(vy32_l, shift2);
vy32_r = vec_sl(vy32_r, shift2);
vy32_l = vec_sub(vy32_l, y_offset);
vy32_r = vec_sub(vy32_r, y_offset);
vy32_l = vec_mul(vy32_l, y_coeff);
vy32_r = vec_mul(vy32_r, y_coeff);
vy32_l = vec_add(vy32_l, y_add);
vy32_r = vec_add(vy32_r, y_add);
// Second UV half
vud32_l = vec_perm(vu32_r, vu32_r, doubleleft);
vud32_r = vec_perm(vu32_r, vu32_r, doubleright);
vvd32_l = vec_perm(vv32_r, vv32_r, doubleleft);
vvd32_r = vec_perm(vv32_r, vv32_r, doubleright);
R_l = vec_mul(vvd32_l, v2r_coeff);
R_l = vec_add(R_l, vy32_l);
R_r = vec_mul(vvd32_r, v2r_coeff);
R_r = vec_add(R_r, vy32_r);
G_l = vec_mul(vvd32_l, v2g_coeff);
tmp32 = vec_mul(vud32_l, u2g_coeff);
G_l = vec_add(G_l, vy32_l);
G_l = vec_add(G_l, tmp32);
G_r = vec_mul(vvd32_r, v2g_coeff);
tmp32 = vec_mul(vud32_r, u2g_coeff);
G_r = vec_add(G_r, vy32_r);
G_r = vec_add(G_r, tmp32);
B_l = vec_mul(vud32_l, u2b_coeff);
B_l = vec_add(B_l, vy32_l);
B_r = vec_mul(vud32_r, u2b_coeff);
B_r = vec_add(B_r, vy32_r);
WRITERGB
}
}
#undef WRITERGB
#define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \
static void name ## ext ## _X_vsx(SwsInternal *c, const int16_t *lumFilter, \
const int16_t **lumSrc, int lumFilterSize, \
const int16_t *chrFilter, const int16_t **chrUSrc, \
const int16_t **chrVSrc, int chrFilterSize, \
const int16_t **alpSrc, uint8_t *dest, int dstW, \
int y) \
{ \
name ## base ## _X_vsx_template(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, dest, dstW, y, fmt, hasAlpha); \
}
#define YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \
static void name ## ext ## _2_vsx(SwsInternal *c, const int16_t *buf[2], \
const int16_t *ubuf[2], const int16_t *vbuf[2], \
const int16_t *abuf[2], uint8_t *dest, int dstW, \
int yalpha, int uvalpha, int y) \
{ \
name ## base ## _2_vsx_template(c, buf, ubuf, vbuf, abuf, \
dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \
}
#define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \
static void name ## ext ## _1_vsx(SwsInternal *c, const int16_t *buf0, \
const int16_t *ubuf[2], const int16_t *vbuf[2], \
const int16_t *abuf0, uint8_t *dest, int dstW, \
int uvalpha, int y) \
{ \
name ## base ## _1_vsx_template(c, buf0, ubuf, vbuf, abuf0, dest, \
dstW, uvalpha, y, fmt, hasAlpha); \
}
YUV2RGBWRAPPER(yuv2, rgb, bgrx32, AV_PIX_FMT_BGRA, 0)
YUV2RGBWRAPPER(yuv2, rgb, rgbx32, AV_PIX_FMT_RGBA, 0)
YUV2RGBWRAPPER(yuv2, rgb, xrgb32, AV_PIX_FMT_ARGB, 0)
YUV2RGBWRAPPER(yuv2, rgb, xbgr32, AV_PIX_FMT_ABGR, 0)
YUV2RGBWRAPPER(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0)
YUV2RGBWRAPPER(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, bgrx32, AV_PIX_FMT_BGRA, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, rgbx32, AV_PIX_FMT_RGBA, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, xrgb32, AV_PIX_FMT_ARGB, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, xbgr32, AV_PIX_FMT_ABGR, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0)
YUV2RGBWRAPPERX2(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0)
YUV2RGBWRAPPER(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0)
YUV2RGBWRAPPERX2(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0)
YUV2RGBWRAPPERX(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0)
static av_always_inline void
write422(const vec_s16 vy1, const vec_s16 vy2,
const vec_s16 vu, const vec_s16 vv,
uint8_t *dest, const enum AVPixelFormat target)
{
vec_u8 vd1, vd2, tmp;
const vec_u8 yuyv1 = (vec_u8) {
0x0, 0x10, 0x1, 0x18,
0x2, 0x11, 0x3, 0x19,
0x4, 0x12, 0x5, 0x1a,
0x6, 0x13, 0x7, 0x1b };
const vec_u8 yuyv2 = (vec_u8) {
0x8, 0x14, 0x9, 0x1c,
0xa, 0x15, 0xb, 0x1d,
0xc, 0x16, 0xd, 0x1e,
0xe, 0x17, 0xf, 0x1f };
const vec_u8 yvyu1 = (vec_u8) {
0x0, 0x18, 0x1, 0x10,
0x2, 0x19, 0x3, 0x11,
0x4, 0x1a, 0x5, 0x12,
0x6, 0x1b, 0x7, 0x13 };
const vec_u8 yvyu2 = (vec_u8) {
0x8, 0x1c, 0x9, 0x14,
0xa, 0x1d, 0xb, 0x15,
0xc, 0x1e, 0xd, 0x16,
0xe, 0x1f, 0xf, 0x17 };
const vec_u8 uyvy1 = (vec_u8) {
0x10, 0x0, 0x18, 0x1,
0x11, 0x2, 0x19, 0x3,
0x12, 0x4, 0x1a, 0x5,
0x13, 0x6, 0x1b, 0x7 };
const vec_u8 uyvy2 = (vec_u8) {
0x14, 0x8, 0x1c, 0x9,
0x15, 0xa, 0x1d, 0xb,
0x16, 0xc, 0x1e, 0xd,
0x17, 0xe, 0x1f, 0xf };
vd1 = vec_packsu(vy1, vy2);
vd2 = vec_packsu(vu, vv);
switch (target) {
case AV_PIX_FMT_YUYV422:
tmp = vec_perm(vd1, vd2, yuyv1);
vec_st(tmp, 0, dest);
tmp = vec_perm(vd1, vd2, yuyv2);
vec_st(tmp, 16, dest);
break;
case AV_PIX_FMT_YVYU422:
tmp = vec_perm(vd1, vd2, yvyu1);
vec_st(tmp, 0, dest);
tmp = vec_perm(vd1, vd2, yvyu2);
vec_st(tmp, 16, dest);
break;
case AV_PIX_FMT_UYVY422:
tmp = vec_perm(vd1, vd2, uyvy1);
vec_st(tmp, 0, dest);
tmp = vec_perm(vd1, vd2, uyvy2);
vec_st(tmp, 16, dest);
break;
}
}
static av_always_inline void
yuv2422_X_vsx_template(SwsInternal *c, const int16_t *lumFilter,
const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrUSrc,
const int16_t **chrVSrc, int chrFilterSize,
const int16_t **alpSrc, uint8_t *dest, int dstW,
int y, enum AVPixelFormat target)
{
int i, j;
vec_s16 vy1, vy2, vu, vv;
vec_s32 vy32[4], vu32[2], vv32[2], tmp, tmp2, tmp3, tmp4;
vec_s16 vlumFilter[MAX_FILTER_SIZE], vchrFilter[MAX_FILTER_SIZE];
const vec_s32 start = vec_splats(1 << 18);
const vec_u32 shift19 = vec_splats(19U);
for (i = 0; i < lumFilterSize; i++)
vlumFilter[i] = vec_splats(lumFilter[i]);
for (i = 0; i < chrFilterSize; i++)
vchrFilter[i] = vec_splats(chrFilter[i]);
for (i = 0; i < ((dstW + 1) >> 1); i += 8) {
vy32[0] =
vy32[1] =
vy32[2] =
vy32[3] =
vu32[0] =
vu32[1] =
vv32[0] =
vv32[1] = start;
for (j = 0; j < lumFilterSize; j++) {
vv = vec_ld(0, &lumSrc[j][i * 2]);
tmp = vec_mule(vv, vlumFilter[j]);
tmp2 = vec_mulo(vv, vlumFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vy32[0] = vec_adds(vy32[0], tmp3);
vy32[1] = vec_adds(vy32[1], tmp4);
vv = vec_ld(0, &lumSrc[j][(i + 4) * 2]);
tmp = vec_mule(vv, vlumFilter[j]);
tmp2 = vec_mulo(vv, vlumFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vy32[2] = vec_adds(vy32[2], tmp3);
vy32[3] = vec_adds(vy32[3], tmp4);
}
for (j = 0; j < chrFilterSize; j++) {
vv = vec_ld(0, &chrUSrc[j][i]);
tmp = vec_mule(vv, vchrFilter[j]);
tmp2 = vec_mulo(vv, vchrFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vu32[0] = vec_adds(vu32[0], tmp3);
vu32[1] = vec_adds(vu32[1], tmp4);
vv = vec_ld(0, &chrVSrc[j][i]);
tmp = vec_mule(vv, vchrFilter[j]);
tmp2 = vec_mulo(vv, vchrFilter[j]);
tmp3 = vec_mergeh(tmp, tmp2);
tmp4 = vec_mergel(tmp, tmp2);
vv32[0] = vec_adds(vv32[0], tmp3);
vv32[1] = vec_adds(vv32[1], tmp4);
}
for (j = 0; j < 4; j++) {
vy32[j] = vec_sra(vy32[j], shift19);
}
for (j = 0; j < 2; j++) {
vu32[j] = vec_sra(vu32[j], shift19);
vv32[j] = vec_sra(vv32[j], shift19);
}
vy1 = vec_packs(vy32[0], vy32[1]);
vy2 = vec_packs(vy32[2], vy32[3]);
vu = vec_packs(vu32[0], vu32[1]);
vv = vec_packs(vv32[0], vv32[1]);
write422(vy1, vy2, vu, vv, &dest[i * 4], target);
}
}
#define SETUP(x, buf0, buf1, alpha) { \
x = vec_ld(0, buf0); \
tmp = vec_mule(x, alpha); \
tmp2 = vec_mulo(x, alpha); \
tmp3 = vec_mergeh(tmp, tmp2); \
tmp4 = vec_mergel(tmp, tmp2); \
\
x = vec_ld(0, buf1); \
tmp = vec_mule(x, alpha); \
tmp2 = vec_mulo(x, alpha); \
tmp5 = vec_mergeh(tmp, tmp2); \
tmp6 = vec_mergel(tmp, tmp2); \
\
tmp3 = vec_add(tmp3, tmp5); \
tmp4 = vec_add(tmp4, tmp6); \
\
tmp3 = vec_sra(tmp3, shift19); \
tmp4 = vec_sra(tmp4, shift19); \
x = vec_packs(tmp3, tmp4); \
}
static av_always_inline void
yuv2422_2_vsx_template(SwsInternal *c, const int16_t *buf[2],
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf[2], uint8_t *dest, int dstW,
int yalpha, int uvalpha, int y,
enum AVPixelFormat target)
{
const int16_t *buf0 = buf[0], *buf1 = buf[1],
*ubuf0 = ubuf[0], *ubuf1 = ubuf[1],
*vbuf0 = vbuf[0], *vbuf1 = vbuf[1];
const int16_t yalpha1 = 4096 - yalpha;
const int16_t uvalpha1 = 4096 - uvalpha;
vec_s16 vy1, vy2, vu, vv;
vec_s32 tmp, tmp2, tmp3, tmp4, tmp5, tmp6;
const vec_s16 vyalpha1 = vec_splats(yalpha1);
const vec_s16 vuvalpha1 = vec_splats(uvalpha1);
const vec_u32 shift19 = vec_splats(19U);
int i;
av_assert2(yalpha <= 4096U);
av_assert2(uvalpha <= 4096U);
for (i = 0; i < ((dstW + 1) >> 1); i += 8) {
SETUP(vy1, &buf0[i * 2], &buf1[i * 2], vyalpha1)
SETUP(vy2, &buf0[(i + 4) * 2], &buf1[(i + 4) * 2], vyalpha1)
SETUP(vu, &ubuf0[i], &ubuf1[i], vuvalpha1)
SETUP(vv, &vbuf0[i], &vbuf1[i], vuvalpha1)
write422(vy1, vy2, vu, vv, &dest[i * 4], target);
}
}
#undef SETUP
static av_always_inline void
yuv2422_1_vsx_template(SwsInternal *c, const int16_t *buf0,
const int16_t *ubuf[2], const int16_t *vbuf[2],
const int16_t *abuf0, uint8_t *dest, int dstW,
int uvalpha, int y, enum AVPixelFormat target)
{
const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0];
vec_s16 vy1, vy2, vu, vv, tmp;
const vec_s16 add64 = vec_splats((int16_t) 64);
const vec_s16 add128 = vec_splats((int16_t) 128);
const vec_u16 shift7 = vec_splat_u16(7);
const vec_u16 shift8 = vec_splat_u16(8);
int i;
if (uvalpha < 2048) {
for (i = 0; i < ((dstW + 1) >> 1); i += 8) {
vy1 = vec_ld(0, &buf0[i * 2]);
vy2 = vec_ld(0, &buf0[(i + 4) * 2]);
vu = vec_ld(0, &ubuf0[i]);
vv = vec_ld(0, &vbuf0[i]);
vy1 = vec_add(vy1, add64);
vy2 = vec_add(vy2, add64);
vu = vec_add(vu, add64);
vv = vec_add(vv, add64);
vy1 = vec_sra(vy1, shift7);
vy2 = vec_sra(vy2, shift7);
vu = vec_sra(vu, shift7);
vv = vec_sra(vv, shift7);
write422(vy1, vy2, vu, vv, &dest[i * 4], target);
}
} else {
const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1];
for (i = 0; i < ((dstW + 1) >> 1); i += 8) {
vy1 = vec_ld(0, &buf0[i * 2]);
vy2 = vec_ld(0, &buf0[(i + 4) * 2]);
vu = vec_ld(0, &ubuf0[i]);
tmp = vec_ld(0, &ubuf1[i]);
vu = vec_adds(vu, tmp);
vv = vec_ld(0, &vbuf0[i]);
tmp = vec_ld(0, &vbuf1[i]);
vv = vec_adds(vv, tmp);
vy1 = vec_add(vy1, add64);
vy2 = vec_add(vy2, add64);
vu = vec_adds(vu, add128);
vv = vec_adds(vv, add128);
vy1 = vec_sra(vy1, shift7);
vy2 = vec_sra(vy2, shift7);
vu = vec_sra(vu, shift8);
vv = vec_sra(vv, shift8);
write422(vy1, vy2, vu, vv, &dest[i * 4], target);
}
}
}
#define YUV2PACKEDWRAPPERX(name, base, ext, fmt) \
static void name ## ext ## _X_vsx(SwsInternal *c, const int16_t *lumFilter, \
const int16_t **lumSrc, int lumFilterSize, \
const int16_t *chrFilter, const int16_t **chrUSrc, \
const int16_t **chrVSrc, int chrFilterSize, \
const int16_t **alpSrc, uint8_t *dest, int dstW, \
int y) \
{ \
name ## base ## _X_vsx_template(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, dest, dstW, y, fmt); \
}
#define YUV2PACKEDWRAPPER2(name, base, ext, fmt) \
YUV2PACKEDWRAPPERX(name, base, ext, fmt) \
static void name ## ext ## _2_vsx(SwsInternal *c, const int16_t *buf[2], \
const int16_t *ubuf[2], const int16_t *vbuf[2], \
const int16_t *abuf[2], uint8_t *dest, int dstW, \
int yalpha, int uvalpha, int y) \
{ \
name ## base ## _2_vsx_template(c, buf, ubuf, vbuf, abuf, \
dest, dstW, yalpha, uvalpha, y, fmt); \
}
#define YUV2PACKEDWRAPPER(name, base, ext, fmt) \
YUV2PACKEDWRAPPER2(name, base, ext, fmt) \
static void name ## ext ## _1_vsx(SwsInternal *c, const int16_t *buf0, \
const int16_t *ubuf[2], const int16_t *vbuf[2], \
const int16_t *abuf0, uint8_t *dest, int dstW, \
int uvalpha, int y) \
{ \
name ## base ## _1_vsx_template(c, buf0, ubuf, vbuf, \
abuf0, dest, dstW, uvalpha, \
y, fmt); \
}
YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, AV_PIX_FMT_YUYV422)
YUV2PACKEDWRAPPER(yuv2, 422, yvyu422, AV_PIX_FMT_YVYU422)
YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, AV_PIX_FMT_UYVY422)
static void hyscale_fast_vsx(SwsInternal *c, int16_t *dst, int dstWidth,
const uint8_t *src, int srcW, int xInc)
{
int i;
unsigned int xpos = 0, xx;
vec_u8 vin, vin2, vperm;
vec_s8 vmul, valpha;
vec_s16 vtmp, vtmp2, vtmp3, vtmp4;
vec_u16 vd_l, vd_r, vcoord16[2];
vec_u32 vcoord[4];
const vec_u32 vadd = (vec_u32) {
0,
xInc * 1,
xInc * 2,
xInc * 3,
};
const vec_u16 vadd16 = (vec_u16) { // Modulo math
0,
xInc * 1,
xInc * 2,
xInc * 3,
xInc * 4,
xInc * 5,
xInc * 6,
xInc * 7,
};
const vec_u32 vshift16 = vec_splats((uint32_t) 16);
const vec_u16 vshift9 = vec_splat_u16(9);
const vec_u8 vzero = vec_splat_u8(0);
const vec_u16 vshift = vec_splat_u16(7);
for (i = 0; i < dstWidth; i += 16) {
vcoord16[0] = vec_splats((uint16_t) xpos);
vcoord16[1] = vec_splats((uint16_t) (xpos + xInc * 8));
vcoord16[0] = vec_add(vcoord16[0], vadd16);
vcoord16[1] = vec_add(vcoord16[1], vadd16);
vcoord16[0] = vec_sr(vcoord16[0], vshift9);
vcoord16[1] = vec_sr(vcoord16[1], vshift9);
valpha = (vec_s8) vec_pack(vcoord16[0], vcoord16[1]);
xx = xpos >> 16;
vin = vec_vsx_ld(0, &src[xx]);
vcoord[0] = vec_splats(xpos & 0xffff);
vcoord[1] = vec_splats((xpos & 0xffff) + xInc * 4);
vcoord[2] = vec_splats((xpos & 0xffff) + xInc * 8);
vcoord[3] = vec_splats((xpos & 0xffff) + xInc * 12);
vcoord[0] = vec_add(vcoord[0], vadd);
vcoord[1] = vec_add(vcoord[1], vadd);
vcoord[2] = vec_add(vcoord[2], vadd);
vcoord[3] = vec_add(vcoord[3], vadd);
vcoord[0] = vec_sr(vcoord[0], vshift16);
vcoord[1] = vec_sr(vcoord[1], vshift16);
vcoord[2] = vec_sr(vcoord[2], vshift16);
vcoord[3] = vec_sr(vcoord[3], vshift16);
vcoord16[0] = vec_pack(vcoord[0], vcoord[1]);
vcoord16[1] = vec_pack(vcoord[2], vcoord[3]);
vperm = vec_pack(vcoord16[0], vcoord16[1]);
vin = vec_perm(vin, vin, vperm);
vin2 = vec_vsx_ld(1, &src[xx]);
vin2 = vec_perm(vin2, vin2, vperm);
vmul = (vec_s8) vec_sub(vin2, vin);
vtmp = vec_mule(vmul, valpha);
vtmp2 = vec_mulo(vmul, valpha);
vtmp3 = vec_mergeh(vtmp, vtmp2);
vtmp4 = vec_mergel(vtmp, vtmp2);
vd_l = (vec_u16) vec_mergeh(vin, vzero);
vd_r = (vec_u16) vec_mergel(vin, vzero);
vd_l = vec_sl(vd_l, vshift);
vd_r = vec_sl(vd_r, vshift);
vd_l = vec_add(vd_l, (vec_u16) vtmp3);
vd_r = vec_add(vd_r, (vec_u16) vtmp4);
vec_st((vec_s16) vd_l, 0, &dst[i]);
vec_st((vec_s16) vd_r, 0, &dst[i + 8]);
xpos += xInc * 16;
}
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--)
dst[i] = src[srcW-1]*128;
}
#define HCSCALE(in, out) \
vin = vec_vsx_ld(0, &in[xx]); \
vin = vec_perm(vin, vin, vperm); \
\
vin2 = vec_vsx_ld(1, &in[xx]); \
vin2 = vec_perm(vin2, vin2, vperm); \
\
vtmp = vec_mule(vin, valphaxor); \
vtmp2 = vec_mulo(vin, valphaxor); \
vtmp3 = vec_mergeh(vtmp, vtmp2); \
vtmp4 = vec_mergel(vtmp, vtmp2); \
\
vtmp = vec_mule(vin2, valpha); \
vtmp2 = vec_mulo(vin2, valpha); \
vd_l = vec_mergeh(vtmp, vtmp2); \
vd_r = vec_mergel(vtmp, vtmp2); \
\
vd_l = vec_add(vd_l, vtmp3); \
vd_r = vec_add(vd_r, vtmp4); \
\
vec_st((vec_s16) vd_l, 0, &out[i]); \
vec_st((vec_s16) vd_r, 0, &out[i + 8])
static void hcscale_fast_vsx(SwsInternal *c, int16_t *dst1, int16_t *dst2,
int dstWidth, const uint8_t *src1,
const uint8_t *src2, int srcW, int xInc)
{
int i;
unsigned int xpos = 0, xx;
vec_u8 vin, vin2, vperm;
vec_u8 valpha, valphaxor;
vec_u16 vtmp, vtmp2, vtmp3, vtmp4;
vec_u16 vd_l, vd_r, vcoord16[2];
vec_u32 vcoord[4];
const vec_u8 vxor = vec_splats((uint8_t) 127);
const vec_u32 vadd = (vec_u32) {
0,
xInc * 1,
xInc * 2,
xInc * 3,
};
const vec_u16 vadd16 = (vec_u16) { // Modulo math
0,
xInc * 1,
xInc * 2,
xInc * 3,
xInc * 4,
xInc * 5,
xInc * 6,
xInc * 7,
};
const vec_u32 vshift16 = vec_splats((uint32_t) 16);
const vec_u16 vshift9 = vec_splat_u16(9);
for (i = 0; i < dstWidth; i += 16) {
vcoord16[0] = vec_splats((uint16_t) xpos);
vcoord16[1] = vec_splats((uint16_t) (xpos + xInc * 8));
vcoord16[0] = vec_add(vcoord16[0], vadd16);
vcoord16[1] = vec_add(vcoord16[1], vadd16);
vcoord16[0] = vec_sr(vcoord16[0], vshift9);
vcoord16[1] = vec_sr(vcoord16[1], vshift9);
valpha = vec_pack(vcoord16[0], vcoord16[1]);
valphaxor = vec_xor(valpha, vxor);
xx = xpos >> 16;
vcoord[0] = vec_splats(xpos & 0xffff);
vcoord[1] = vec_splats((xpos & 0xffff) + xInc * 4);
vcoord[2] = vec_splats((xpos & 0xffff) + xInc * 8);
vcoord[3] = vec_splats((xpos & 0xffff) + xInc * 12);
vcoord[0] = vec_add(vcoord[0], vadd);
vcoord[1] = vec_add(vcoord[1], vadd);
vcoord[2] = vec_add(vcoord[2], vadd);
vcoord[3] = vec_add(vcoord[3], vadd);
vcoord[0] = vec_sr(vcoord[0], vshift16);
vcoord[1] = vec_sr(vcoord[1], vshift16);
vcoord[2] = vec_sr(vcoord[2], vshift16);
vcoord[3] = vec_sr(vcoord[3], vshift16);
vcoord16[0] = vec_pack(vcoord[0], vcoord[1]);
vcoord16[1] = vec_pack(vcoord[2], vcoord[3]);
vperm = vec_pack(vcoord16[0], vcoord16[1]);
HCSCALE(src1, dst1);
HCSCALE(src2, dst2);
xpos += xInc * 16;
}
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
dst1[i] = src1[srcW-1]*128;
dst2[i] = src2[srcW-1]*128;
}
}
#undef HCSCALE
static void hScale16To19_vsx(SwsInternal *c, int16_t *_dst, int dstW,
const uint8_t *_src, const int16_t *filter,
const int32_t *filterPos, int filterSize)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(c->opts.src_format);
int i, j;
int32_t *dst = (int32_t *) _dst;
const uint16_t *src = (const uint16_t *) _src;
int bits = desc->comp[0].depth - 1;
int sh = bits - 4;
vec_s16 vfilter, vin;
vec_s32 vout, vtmp, vtmp2, vfilter32_l, vfilter32_r;
const vec_u8 vzero = vec_splat_u8(0);
const vec_u8 vunusedtab[8] = {
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf},
(vec_u8) {0x0, 0x1, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0x10, 0x10},
};
const vec_u8 vunused = vunusedtab[filterSize % 8];
if ((isAnyRGB(c->opts.src_format) || c->opts.src_format==AV_PIX_FMT_PAL8) && desc->comp[0].depth<16) {
sh = 9;
} else if (desc->flags & AV_PIX_FMT_FLAG_FLOAT) { /* float input are process like uint 16bpc */
sh = 16 - 1 - 4;
}
if (filterSize == 1) {
for (i = 0; i < dstW; i++) {
int srcPos = filterPos[i];
int val = 0;
for (j = 0; j < filterSize; j++) {
val += src[srcPos + j] * filter[filterSize * i + j];
}
// filter=14 bit, input=16 bit, output=30 bit, >> 11 makes 19 bit
dst[i] = FFMIN(val >> sh, (1 << 19) - 1);
}
} else {
for (i = 0; i < dstW; i++) {
const int srcPos = filterPos[i];
vout = vec_splat_s32(0);
for (j = 0; j < filterSize; j += 8) {
vin = (vec_s16) vec_vsx_ld(0, &src[srcPos + j]);
if (j + 8 > filterSize) // Remove the unused elements on the last round
vin = vec_perm(vin, (vec_s16) vzero, vunused);
vfilter = vec_vsx_ld(0, &filter[filterSize * i + j]);
vfilter32_l = vec_unpackh(vfilter);
vfilter32_r = vec_unpackl(vfilter);
vtmp = (vec_s32) vec_mergeh(vin, (vec_s16) vzero);
vtmp2 = (vec_s32) vec_mergel(vin, (vec_s16) vzero);
vtmp = vec_mul(vtmp, vfilter32_l);
vtmp2 = vec_mul(vtmp2, vfilter32_r);
vout = vec_adds(vout, vtmp);
vout = vec_adds(vout, vtmp2);
}
vout = vec_sums(vout, (vec_s32) vzero);
dst[i] = FFMIN(vout[3] >> sh, (1 << 19) - 1);
}
}
}
static void hScale16To15_vsx(SwsInternal *c, int16_t *dst, int dstW,
const uint8_t *_src, const int16_t *filter,
const int32_t *filterPos, int filterSize)
{
const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(c->opts.src_format);
int i, j;
const uint16_t *src = (const uint16_t *) _src;
int sh = desc->comp[0].depth - 1;
vec_s16 vfilter, vin;
vec_s32 vout, vtmp, vtmp2, vfilter32_l, vfilter32_r;
const vec_u8 vzero = vec_splat_u8(0);
const vec_u8 vunusedtab[8] = {
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf},
(vec_u8) {0x0, 0x1, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x10, 0x10, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x10, 0x10,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0x10, 0x10, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0x10, 0x10, 0x10, 0x10},
(vec_u8) {0x0, 0x1, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7,
0x8, 0x9, 0xa, 0xb, 0xc, 0xd, 0x10, 0x10},
};
const vec_u8 vunused = vunusedtab[filterSize % 8];
if (sh<15) {
sh = isAnyRGB(c->opts.src_format) || c->opts.src_format==AV_PIX_FMT_PAL8 ? 13 : (desc->comp[0].depth - 1);
} else if (desc->flags & AV_PIX_FMT_FLAG_FLOAT) { /* float input are process like uint 16bpc */
sh = 16 - 1;
}
if (filterSize == 1) {
for (i = 0; i < dstW; i++) {
int srcPos = filterPos[i];
int val = 0;
for (j = 0; j < filterSize; j++) {
val += src[srcPos + j] * filter[filterSize * i + j];
}
// filter=14 bit, input=16 bit, output=30 bit, >> 15 makes 15 bit
dst[i] = FFMIN(val >> sh, (1 << 15) - 1);
}
} else {
for (i = 0; i < dstW; i++) {
const int srcPos = filterPos[i];
vout = vec_splat_s32(0);
for (j = 0; j < filterSize; j += 8) {
vin = (vec_s16) vec_vsx_ld(0, &src[srcPos + j]);
if (j + 8 > filterSize) // Remove the unused elements on the last round
vin = vec_perm(vin, (vec_s16) vzero, vunused);
vfilter = vec_vsx_ld(0, &filter[filterSize * i + j]);
vfilter32_l = vec_unpackh(vfilter);
vfilter32_r = vec_unpackl(vfilter);
vtmp = (vec_s32) vec_mergeh(vin, (vec_s16) vzero);
vtmp2 = (vec_s32) vec_mergel(vin, (vec_s16) vzero);
vtmp = vec_mul(vtmp, vfilter32_l);
vtmp2 = vec_mul(vtmp2, vfilter32_r);
vout = vec_adds(vout, vtmp);
vout = vec_adds(vout, vtmp2);
}
vout = vec_sums(vout, (vec_s32) vzero);
dst[i] = FFMIN(vout[3] >> sh, (1 << 15) - 1);
}
}
}
#endif /* !HAVE_BIGENDIAN */
#endif /* HAVE_VSX */
av_cold void ff_sws_init_swscale_vsx(SwsInternal *c)
{
#if HAVE_VSX
enum AVPixelFormat dstFormat = c->opts.dst_format;
const int cpu_flags = av_get_cpu_flags();
const unsigned char power8 = HAVE_POWER8 && cpu_flags & AV_CPU_FLAG_POWER8;
if (!(cpu_flags & AV_CPU_FLAG_VSX))
return;
#if !HAVE_BIGENDIAN
if (c->srcBpc == 8) {
if (c->dstBpc <= 14) {
c->hyScale = c->hcScale = hScale_real_vsx;
if (c->opts.flags & SWS_FAST_BILINEAR && c->opts.dst_w >= c->opts.src_w && c->chrDstW >= c->chrSrcW) {
c->hyscale_fast = hyscale_fast_vsx;
c->hcscale_fast = hcscale_fast_vsx;
}
}
} else {
if (power8) {
c->hyScale = c->hcScale = c->dstBpc > 14 ? hScale16To19_vsx
: hScale16To15_vsx;
}
}
if (!is16BPS(dstFormat) && !isNBPS(dstFormat) && !isSemiPlanarYUV(dstFormat) &&
dstFormat != AV_PIX_FMT_GRAYF32BE && dstFormat != AV_PIX_FMT_GRAYF32LE &&
!c->needAlpha) {
c->yuv2planeX = yuv2planeX_vsx;
}
#endif
if (!(c->opts.flags & (SWS_BITEXACT | SWS_FULL_CHR_H_INT)) && !c->needAlpha) {
switch (c->dstBpc) {
case 8:
c->yuv2plane1 = yuv2plane1_8_vsx;
break;
#if !HAVE_BIGENDIAN
case 9:
c->yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_vsx : yuv2plane1_9LE_vsx;
c->yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_vsx : yuv2planeX_9LE_vsx;
break;
case 10:
c->yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_vsx : yuv2plane1_10LE_vsx;
c->yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_vsx : yuv2planeX_10LE_vsx;
break;
case 12:
c->yuv2plane1 = isBE(dstFormat) ? yuv2plane1_12BE_vsx : yuv2plane1_12LE_vsx;
c->yuv2planeX = isBE(dstFormat) ? yuv2planeX_12BE_vsx : yuv2planeX_12LE_vsx;
break;
case 14:
c->yuv2plane1 = isBE(dstFormat) ? yuv2plane1_14BE_vsx : yuv2plane1_14LE_vsx;
c->yuv2planeX = isBE(dstFormat) ? yuv2planeX_14BE_vsx : yuv2planeX_14LE_vsx;
break;
case 16:
c->yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_vsx : yuv2plane1_16LE_vsx;
#if HAVE_POWER8
if (cpu_flags & AV_CPU_FLAG_POWER8) {
c->yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_vsx : yuv2planeX_16LE_vsx;
}
#endif /* HAVE_POWER8 */
break;
#endif /* !HAVE_BIGENDIAN */
}
}
if (c->opts.flags & SWS_BITEXACT)
return;
#if !HAVE_BIGENDIAN
if (c->opts.flags & SWS_FULL_CHR_H_INT) {
switch (dstFormat) {
case AV_PIX_FMT_RGB24:
if (power8) {
c->yuv2packed1 = yuv2rgb24_full_1_vsx;
c->yuv2packed2 = yuv2rgb24_full_2_vsx;
c->yuv2packedX = yuv2rgb24_full_X_vsx;
}
break;
case AV_PIX_FMT_BGR24:
if (power8) {
c->yuv2packed1 = yuv2bgr24_full_1_vsx;
c->yuv2packed2 = yuv2bgr24_full_2_vsx;
c->yuv2packedX = yuv2bgr24_full_X_vsx;
}
break;
case AV_PIX_FMT_BGRA:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2bgrx32_full_1_vsx;
c->yuv2packed2 = yuv2bgrx32_full_2_vsx;
c->yuv2packedX = yuv2bgrx32_full_X_vsx;
}
}
break;
case AV_PIX_FMT_RGBA:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2rgbx32_full_1_vsx;
c->yuv2packed2 = yuv2rgbx32_full_2_vsx;
c->yuv2packedX = yuv2rgbx32_full_X_vsx;
}
}
break;
case AV_PIX_FMT_ARGB:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2xrgb32_full_1_vsx;
c->yuv2packed2 = yuv2xrgb32_full_2_vsx;
c->yuv2packedX = yuv2xrgb32_full_X_vsx;
}
}
break;
case AV_PIX_FMT_ABGR:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2xbgr32_full_1_vsx;
c->yuv2packed2 = yuv2xbgr32_full_2_vsx;
c->yuv2packedX = yuv2xbgr32_full_X_vsx;
}
}
break;
}
} else { /* !SWS_FULL_CHR_H_INT */
switch (dstFormat) {
case AV_PIX_FMT_YUYV422:
c->yuv2packed1 = yuv2yuyv422_1_vsx;
c->yuv2packed2 = yuv2yuyv422_2_vsx;
c->yuv2packedX = yuv2yuyv422_X_vsx;
break;
case AV_PIX_FMT_YVYU422:
c->yuv2packed1 = yuv2yvyu422_1_vsx;
c->yuv2packed2 = yuv2yvyu422_2_vsx;
c->yuv2packedX = yuv2yvyu422_X_vsx;
break;
case AV_PIX_FMT_UYVY422:
c->yuv2packed1 = yuv2uyvy422_1_vsx;
c->yuv2packed2 = yuv2uyvy422_2_vsx;
c->yuv2packedX = yuv2uyvy422_X_vsx;
break;
case AV_PIX_FMT_BGRA:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2bgrx32_1_vsx;
c->yuv2packed2 = yuv2bgrx32_2_vsx;
}
}
break;
case AV_PIX_FMT_RGBA:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2rgbx32_1_vsx;
c->yuv2packed2 = yuv2rgbx32_2_vsx;
}
}
break;
case AV_PIX_FMT_ARGB:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2xrgb32_1_vsx;
c->yuv2packed2 = yuv2xrgb32_2_vsx;
}
}
break;
case AV_PIX_FMT_ABGR:
if (power8) {
if (!c->needAlpha) {
c->yuv2packed1 = yuv2xbgr32_1_vsx;
c->yuv2packed2 = yuv2xbgr32_2_vsx;
}
}
break;
case AV_PIX_FMT_RGB24:
if (power8) {
c->yuv2packed1 = yuv2rgb24_1_vsx;
c->yuv2packed2 = yuv2rgb24_2_vsx;
}
break;
case AV_PIX_FMT_BGR24:
if (power8) {
c->yuv2packed1 = yuv2bgr24_1_vsx;
c->yuv2packed2 = yuv2bgr24_2_vsx;
}
break;
}
}
#endif /* !HAVE_BIGENDIAN */
#endif /* HAVE_VSX */
}